{"product_id":"afe-silver-bullet-throttle-body-spacer-kit-part-number-46-30001-for-mazda-mx-5-miata-nd-2-0l","title":"aFe Silver Bullet Throttle Body Spacer Kit, Part Number 46-30001, for Mazda MX-5 Miata ND 2.0L","description":"Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency.  Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated\/helix entry to create turbulence at the manifold while el iminating the annoying whistle found in other helix only throttle spacers.\nSilver Bullet Throttle Body Spacer Kit Mazda MX-5 Miata (ND) 16-26 L4-2.0L\n\u003cul\u003e\n  \u003cli\u003eHelps Air\/Fuel Charge Burn Completely\u003c\/li\u003e\n  \u003cli\u003eDurable 6061-T6 Billet Aluminum\u003c\/li\u003e\n  \u003cli\u003e2 Year Limited Warranty\u003c\/li\u003e\n  \u003cli\u003eSerrated\/Helix Design\u003c\/li\u003e\n  \u003cli\u003eCreates Turbulence\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe aFe Silver Bullet Throttle Body Spacer Kit is designed for the 2016–2026 Mazda MX-5 Miata with the 2.0L inline-four engine. Its serrated and helix entry profile promotes controlled turbulence in the incoming air stream near the throttle body and intake manifold. This airflow strategy helps improve air and fuel mixing, throttle response, and combustion efficiency while eliminating the pronounced whistle often associated with helix-only throttle body spacers.\u003c\/p\u003e\n\n\u003cp\u003eManufactured from durable 6061-T6 billet aluminum, the aFe Silver Bullet spacer is engineered for reliable service in demanding under-hood environments. The precision-machined construction supports consistent airflow and long-term durability. The kit is intended as a direct-fit intake upgrade for compatible Mazda MX-5 Miata ND applications and is backed by a 2-year limited warranty.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Compatible with 2016, 2017, 2018, and 2019 Mazda MX-5 Miata models equipped with the 2.0L inline-four engine. The product listing also identifies coverage through the 2026 model year; verify engine configuration and application details before installation. This product is not CARB approved, and applicable emissions requirements should be reviewed before use in regulated areas.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e One aFe Silver Bullet throttle body spacer kit with installation components as supplied by the manufacturer.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eProduct Specifications and Technical Data:\u003c\/strong\u003e Brand: aFe; Part Number: 46-30001; Product Type: Throttle body spacer kit; Application: Mazda MX-5 Miata ND; Engine: 2.0L inline-four; Construction: 6061-T6 billet aluminum; Airflow Design: Serrated\/helix entry; Warranty: 2-year limited warranty.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAirflow Turbulence: Creates controlled turbulence near the intake manifold to support improved air and fuel mixing.\u003c\/li\u003e\n\u003cli\u003eThrottle Response: Helps promote sharper throttle response and more efficient intake charge movement.\u003c\/li\u003e\n\u003cli\u003eCombustion Efficiency: Supports a more complete air and fuel burn for improved engine operation.\u003c\/li\u003e\n\u003cli\u003eBillet Aluminum Construction: Made from durable 6061-T6 billet aluminum for dependable under-hood performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n2016 Mazda MX-5 Miata Club\u003cbr\u003e\n2016 Mazda MX-5 Miata Grand Touring\u003cbr\u003e\n2016 Mazda MX-5 Miata Sport\u003cbr\u003e\n2017 Mazda MX-5 Miata Club\u003cbr\u003e\n2017 Mazda MX-5 Miata Grand Touring\u003cbr\u003e\n2017 Mazda MX-5 Miata RF Club\u003cbr\u003e\n2017 Mazda MX-5 Miata RF Grand Touring\u003cbr\u003e\n2017 Mazda MX-5 Miata Sport\u003cbr\u003e\n2018 Mazda MX-5 Miata Club\u003cbr\u003e\n2018 Mazda MX-5 Miata Grand Touring\u003cbr\u003e\n2018 Mazda MX-5 Miata RF Club\u003cbr\u003e\n2018 Mazda MX-5 Miata RF Grand Touring\u003cbr\u003e\n2018 Mazda MX-5 Miata Sport\u003cbr\u003e\n2019 Mazda MX-5 Miata Club\u003cbr\u003e\n2019 Mazda MX-5 Miata Grand Touring\u003cbr\u003e\n2019 Mazda MX-5 Miata RF Club\u003cbr\u003e\n2019 Mazda MX-5 Miata RF Grand Touring\u003cbr\u003e\n2019 Mazda MX-5 Miata Sport\u003cbr\u003e\n2020 Mazda MX-5 Miata 100th Anniversary Special Edition\u003cbr\u003e\n2020 Mazda MX-5 Miata Club\u003cbr\u003e\n2020 Mazda MX-5 Miata Grand Touring\u003cbr\u003e\n2020 Mazda MX-5 Miata RF 100th Anniversary Special Edition\u003cbr\u003e\n2020 Mazda MX-5 Miata RF Club\u003cbr\u003e\n2020 Mazda MX-5 Miata RF Grand Touring\u003cbr\u003e\n2020 Mazda MX-5 Miata Sport\u003cbr\u003e\n2021 Mazda MX-5 Miata Club\u003cbr\u003e\n2021 Mazda MX-5 Miata Grand Touring\u003cbr\u003e\n2021 Mazda MX-5 Miata RF Club\u003cbr\u003e\n2021 Mazda MX-5 Miata RF Grand Touring\u003cbr\u003e\n2021 Mazda MX-5 Miata Sport\u003cbr\u003e\n2022 Mazda MX-5 Miata Club\u003cbr\u003e\n2022 Mazda MX-5 Miata Grand Touring\u003cbr\u003e\n2022 Mazda MX-5 Miata RF Club\u003cbr\u003e\n2022 Mazda MX-5 Miata RF Grand Touring\u003cbr\u003e\n2022 Mazda MX-5 Miata Sport\u003cbr\u003e\n2023 Mazda MX-5 Miata Club\u003cbr\u003e\n2023 Mazda MX-5 Miata Grand Touring\u003cbr\u003e\n2023 Mazda MX-5 Miata RF Club\u003cbr\u003e\n2023 Mazda MX-5 Miata RF Grand Touring\u003cbr\u003e\n2023 Mazda MX-5 Miata Sport\u003cbr\u003e\n2024 Mazda MX-5 Miata Club\u003cbr\u003e\n2024 Mazda MX-5 Miata Grand Touring\u003cbr\u003e\n2024 Mazda MX-5 Miata RF Club\u003cbr\u003e\n2024 Mazda MX-5 Miata RF Grand Touring\u003cbr\u003e\n2024 Mazda MX-5 Miata Sport\u003cbr\u003e\n2025 Mazda MX-5 Miata 35th Anniversary\u003cbr\u003e\n2025 Mazda MX-5 Miata Club\u003cbr\u003e\n2025 Mazda MX-5 Miata Grand Touring\u003cbr\u003e\n2025 Mazda MX-5 Miata RF Club\u003cbr\u003e\n2025 Mazda MX-5 Miata RF Grand Touring\u003cbr\u003e\n2025 Mazda MX-5 Miata Sport\u003cbr\u003e\n2026 Mazda MX-5 Miata Club\u003cbr\u003e\n2026 Mazda MX-5 Miata Grand Touring\u003cbr\u003e\n2026 Mazda MX-5 Miata RF Club\u003cbr\u003e\n2026 Mazda MX-5 Miata RF Grand Touring\u003cbr\u003e\n2026 Mazda MX-5 Miata Sport\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; 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